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Table 82: Correctable ECC Errors Attribute for SMART structure version 0010h<br />
Offset Value Description<br />
0 CCh Attribute ID – Number of corrected ECC errors<br />
1..2 0002h Flags – Advisory type, value is updated during normal operation<br />
3 64h Attribute value. This value is fixed at 100.<br />
4 64h Attribute value (worst value)<br />
5..8 Total number of correctable ECC errors<br />
9..10 -<br />
11 00h Reserved<br />
7.3.1.6 UDMA CRC Errors Attribute<br />
This attribute gives information about the total number of UDMA CRC errors that have occurred on flash read<br />
commands. This attribute is not used for the SMART Return Status command.<br />
Table 83: UDMA CRC Errors Attribute for SMART structure version 0010h<br />
Offset Value Description<br />
0 C7h Attribute ID – UDMA CRC error rate<br />
1..2 0002h Flags – Advisory type, value is updated during normal operation<br />
3 64h Attribute value. This value is fixed at 100.<br />
4 64h Attribute value (worst value)<br />
5..8 Total number of UDMA CRC errors<br />
9..10 -<br />
11 00h Reserved<br />
7.3.1.7 Total Number of Reads Attribute<br />
This attribute gives information about the total number of flash read commands. This can be useful for the<br />
interpretation of the number of correctable or total ECC errors. This attribute is not used for the SMART Return<br />
Status command.<br />
Table 84: Total Number of Reads Attribute for SMART structure version 0010h<br />
Offset Value Description<br />
0 E8h Attribute ID – Number of Reads (vendor specific)<br />
1..2 0002h Flags – Advisory type, value is updated during normal operation<br />
3 64h Attribute value. This value is fixed at 100.<br />
4 64h Attribute value (worst value)<br />
5..10 Total number of flash read commands<br />
11 00h Reserved<br />
7.3.1.8 Power On Count Attribute<br />
Table 85: Power On Count Attribute for SMART structure version 0010h<br />
Offset Value Description<br />
0 0Ch Attribute ID – Power On Count<br />
1..2 0002h Flags – Advisory type, value is updated during normal operation<br />
3 64h Attribute value. This value is fixed at 100.<br />
4 64h Attribute value (worst value)<br />
5..8 Number of Power On cycles<br />
9..10 -<br />
11 00h Reserved<br />
7.3.1.9 Total LBAs Written Attribute<br />
This attribute gives the total amount of data written to the disk, in units of 32MB (65536 sectors). This number<br />
can be converted to Terabytes written (TBW) by dividing the raw attribute value by 2 31 .<br />
Table 86: Total LBAs Written for SMART structure version 0010h<br />
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